List of types of interferometers

An interferometer is a device for extracting information from the superposition of multiple waves.

Field and linear interferometers

 * Air-wedge shearing interferometer
 * Astronomical interferometer / Michelson stellar interferometer
 * Classical interference microscopy
 * Bath interferometer (common path)
 * Cyclic interferometer
 * Diffraction-grating interferometer (white light)
 * Double-slit interferometer
 * Dual-polarization interferometry
 * Fabry–Pérot interferometer
 * Fizeau interferometer
 * Fourier-transform interferometer
 * Fresnel interferometer (e.g. Fresnel biprism, Fresnel mirror or Lloyd's mirror)
 * Fringes of Equal Chromatic Order interferometer (FECO)
 * Gabor hologram
 * Gires–Tournois etalon
 * Heterodyne interferometer (see heterodyne)
 * Holographic interferometer
 * Jamin interferometer
 * Laser Doppler vibrometer
 * Linnik interferometer (microscopy)
 * LUPI variant of Michelson
 * Lummer–Gehrcke interferometer
 * Mach–Zehnder interferometer
 * Martin–Puplett interferometer
 * Michelson interferometer
 * Mirau interferometer (also known as a Mirau objective) (microscopy)
 * Moiré interferometer (see moiré pattern)
 * Multi-beam interferometer (microscopy)
 * Near-field interferometer
 * Newton interferometer (see Newton's rings)
 * Nomarski interferometer
 * Nonlinear Michelson interferometer / Step-phase Michelson interferometer
 * N-slit interferometer
 * Phase-shifting interferometer
 * Planar lightwave circuit interferometer (PLC)
 * Photon Doppler velocimeter interferometer (PDV)
 * Polarization interferometer (see also Babinet–Soleil compensator)
 * Point diffraction interferometer
 * Rayleigh interferometer
 * Sagnac interferometer
 * Schlieren interferometer (phase-shifting)
 * Shearing interferometer (lateral and radial)
 * Twyman–Green interferometer
 * Talbot–Lau interferometer
 * Watson interferometer (microscopy)
 * White-light interferometer (see also Optical coherence tomography, White light interferometry, and Coherence Scanning Interferometry)
 * White-light scatterplate interferometer (white-light) (microscopy)
 * Young's double-slit interferometer
 * Zernike phase-contrast microscopy
 * ZWF interferometer (microscopy)(see https://doi.org/10.1117/1.OE.55.7.074110)

Intensity and nonlinear interferometers

 * intensity interferometer
 * intensity optical correlator
 * frequency-resolved optical gating (FROG)
 * Spectral phase interferometry for direct electric-field reconstruction (SPIDER)

Quantum optics interferometers

 * Hong–Ou–Mandel interferometer (HOM) (see Hong–Ou–Mandel effect)
 * Franson interferometer
 * Hanbury–Brown Twiss interferometer
 * Polariton interferometer

Interferometers outside optics

 * Acoustic interferometer
 * Atom interferometer
 * Neutron interferometer
 * Ramsey interferometer
 * Mini grail interferometer
 * Aharonov–Bohm effect
 * Interferometric synthetic-aperture radar (a radar-based 3-d surface mapping)
 * Superconducting quantum interference devices (SQUIDs)
 * White–Juday warp-field interferometer